FailedConsole Output

Started by upstream project "Jai-ext" build number 388
originally caused by:
 Started by upstream project "Spatial4J" build number 390
 originally caused by:
  Started by upstream project "Jeo" build number 388
  originally caused by:
   Started by upstream project "JTS_deploy_snapshots" build number 858
   originally caused by:
    Started by an SCM change
  Started by upstream project "Jeo" build number 388
Building in workspace /home/hudson/genie.jts/.jenkins/jobs/Jaitools/workspace
 > /usr/local/bin/git rev-parse --is-inside-work-tree # timeout=10
Fetching changes from the remote Git repository
 > /usr/local/bin/git config remote.origin.url https://github.com/jnh5y/jaitools.git # timeout=10
Fetching upstream changes from https://github.com/jnh5y/jaitools.git
 > /usr/local/bin/git --version # timeout=10
 > /usr/local/bin/git fetch --tags --progress https://github.com/jnh5y/jaitools.git +refs/heads/*:refs/remotes/origin/*
ERROR: Error fetching remote repo 'origin'
hudson.plugins.git.GitException: Failed to fetch from https://github.com/jnh5y/jaitools.git
	at hudson.plugins.git.GitSCM.fetchFrom(GitSCM.java:888)
	at hudson.plugins.git.GitSCM.retrieveChanges(GitSCM.java:1155)
	at hudson.plugins.git.GitSCM.checkout(GitSCM.java:1186)
	at hudson.scm.SCM.checkout(SCM.java:504)
	at hudson.model.AbstractProject.checkout(AbstractProject.java:1208)
	at hudson.model.AbstractBuild$AbstractBuildExecution.defaultCheckout(AbstractBuild.java:574)
	at jenkins.scm.SCMCheckoutStrategy.checkout(SCMCheckoutStrategy.java:86)
	at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:499)
	at hudson.model.Run.execute(Run.java:1798)
	at hudson.maven.MavenModuleSetBuild.run(MavenModuleSetBuild.java:543)
	at hudson.model.ResourceController.execute(ResourceController.java:97)
	at hudson.model.Executor.run(Executor.java:429)
Caused by: hudson.plugins.git.GitException: Command "/usr/local/bin/git fetch --tags --progress https://github.com/jnh5y/jaitools.git +refs/heads/*:refs/remotes/origin/*" returned status code 128:
stdout: 
stderr: fatal: unable to access 'https://github.com/jnh5y/jaitools.git/': Failed to connect to github.com port 443: Connection refused

	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.launchCommandIn(CliGitAPIImpl.java:2002)
	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.launchCommandWithCredentials(CliGitAPIImpl.java:1721)
	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.access$300(CliGitAPIImpl.java:72)
	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl$1.execute(CliGitAPIImpl.java:405)
	at hudson.plugins.git.GitSCM.fetchFrom(GitSCM.java:886)
	... 11 more
ERROR: Error fetching remote repo 'origin'
Started calculate disk usage of build
Finished Calculation of disk usage of build in 0 seconds
Started calculate disk usage of workspace
Finished Calculation of disk usage of workspace in 0 seconds
Finished: FAILURE